Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
41448
| OR | Union | Catherine Creek Slough, east of LaGrande to Elgin | 2001 |
17060104
| Upper Grande Ronde | established |
297571
| OR | Union | Catherine Creek Slough, east of LaGrande to Elgin | 2009 |
17060104
| Upper Grande Ronde | established |
297579
| OR | Union | Catherine Creek Slough, east of LaGrande to Elgin | 2013 |
17060104
| Upper Grande Ronde | established |
238900
| WA | Whitman | Snake River at Little Goose Dam | 1999 |
17060107
| Lower Snake-Tucannon | failed |
238901
| WA | Whitman | Upper Granite Reservoir | 1999 |
17060107
| Lower Snake-Tucannon | failed |